CN1059618A - 各向同性永磁材料和其制备方法以及合成树脂粘合的各向同性永磁体 - Google Patents
各向同性永磁材料和其制备方法以及合成树脂粘合的各向同性永磁体 Download PDFInfo
- Publication number
- CN1059618A CN1059618A CN 91105306 CN91105306A CN1059618A CN 1059618 A CN1059618 A CN 1059618A CN 91105306 CN91105306 CN 91105306 CN 91105306 A CN91105306 A CN 91105306A CN 1059618 A CN1059618 A CN 1059618A
- Authority
- CN
- China
- Prior art keywords
- alloy
- magnetic materials
- permanent
- coercive force
- synthetic resin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000696 magnetic material Substances 0.000 title claims abstract description 23
- 229920003002 synthetic resin Polymers 0.000 title claims abstract description 11
- 239000000057 synthetic resin Substances 0.000 title claims abstract description 11
- 238000002360 preparation method Methods 0.000 title description 4
- 239000000463 material Substances 0.000 claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 11
- 229910052742 iron Inorganic materials 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims abstract description 10
- 239000002245 particle Substances 0.000 claims abstract description 9
- 229910052779 Neodymium Inorganic materials 0.000 claims abstract description 8
- 229910052777 Praseodymium Inorganic materials 0.000 claims abstract description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 34
- 239000000956 alloy Substances 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 24
- 230000009466 transformation Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000000843 powder Substances 0.000 abstract description 7
- 238000000227 grinding Methods 0.000 description 7
- 229910052761 rare earth metal Inorganic materials 0.000 description 6
- 150000002910 rare earth metals Chemical class 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 5
- 230000005415 magnetization Effects 0.000 description 5
- 238000000137 annealing Methods 0.000 description 4
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical group [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 229910052723 transition metal Inorganic materials 0.000 description 4
- 150000003624 transition metals Chemical class 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 229910001004 magnetic alloy Inorganic materials 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 229910001339 C alloy Inorganic materials 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
- H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/058—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IVa elements, e.g. Gd2Fe14C
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL9001561 | 1990-07-09 | ||
| NL9001561 | 1990-07-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1059618A true CN1059618A (zh) | 1992-03-18 |
Family
ID=19857387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91105306 Pending CN1059618A (zh) | 1990-07-09 | 1991-07-06 | 各向同性永磁材料和其制备方法以及合成树脂粘合的各向同性永磁体 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0466246B1 (de) |
| JP (1) | JPH04233201A (de) |
| CN (1) | CN1059618A (de) |
| DE (1) | DE69104284D1 (de) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4849035A (en) * | 1987-08-11 | 1989-07-18 | Crucible Materials Corporation | Rare earth, iron carbon permanent magnet alloys and method for producing the same |
-
1991
- 1991-07-02 EP EP91201692A patent/EP0466246B1/de not_active Expired - Lifetime
- 1991-07-02 DE DE69104284T patent/DE69104284D1/de not_active Expired - Lifetime
- 1991-07-05 JP JP3191268A patent/JPH04233201A/ja active Pending
- 1991-07-06 CN CN 91105306 patent/CN1059618A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE69104284D1 (de) | 1994-11-03 |
| EP0466246B1 (de) | 1994-09-28 |
| JPH04233201A (ja) | 1992-08-21 |
| EP0466246A1 (de) | 1992-01-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |